From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: netdev@vger.kernel.org, ncardwell@google.com,
jeffrey.t.kirsher@intel.com, therbert@google.com,
herbert@gondor.hengli.com.au, bhutchings@solarflare.com,
mcarlson@broadcom.com, mchan@broadcom.com, maze@google.com,
ilpo.jarvinen@helsinki.fi
Subject: Re: [PATCH 5/5 net-next] net: makes skb_splice_bits() aware of skb->head_frag
Date: Mon, 30 Apr 2012 21:48:55 -0400 (EDT) [thread overview]
Message-ID: <20120430.214855.1985836626684393490.davem@davemloft.net> (raw)
In-Reply-To: <1335528603.2775.246.camel@edumazet-glaptop>
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Fri, 27 Apr 2012 14:10:03 +0200
> From: Eric Dumazet <edumazet@google.com>
>
> __skb_splice_bits() can check if skb to be spliced has its skb->head
> mapped to a page fragment, instead of a kmalloc() area.
>
> If so we can avoid a copy of the skb head and get a reference on
> underlying page.
>
> Signed-off-by: Eric Dumazet <edumazet@google.com>
Applied.
prev parent reply other threads:[~2012-05-01 1:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-27 12:10 [PATCH 5/5 net-next] net: makes skb_splice_bits() aware of skb->head_frag Eric Dumazet
2012-05-01 1:48 ` David Miller [this message]
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